The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 12 May 2024 06:25 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	18403	321651	2.56%	4695	68.51	FPT-AS-AP FPT Telecom Company, VN
2	16509	306197	2.43%	10050	30.47	AMAZON-02, US
3	8151	261033	2.08%	12463	20.94	UNINET, MX
4	7552	200242	1.59%	3914	51.16	VIETEL-AS-AP Viettel Group, VN
5	9829	153459	1.22%	1977	77.62	BSNL-NIB National Internet Backbone, IN
6	45899	142262	1.13%	3293	43.20	VNPT-AS-VN VNPT Corp, VN
7	39891	136880	1.09%	4758	28.77	ALJAWWALSTC-AS, SA
8	17794	109309	0.87%	13	8408.38	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
9	4538	94136	0.75%	5087	18.51	ERX-CERNET-BKB China Education and Research Network Center, CN
10	9583	84544	0.67%	1841	45.92	SIFY-AS-IN Sify Limited, IN
11	44244	84345	0.67%	379	222.55	IRANCELL-AS, IR
12	6057	81259	0.65%	578	140.59	Administracion Nacional de Telecomunicaciones, UY
13	20940	78675	0.63%	3928	20.03	AKAMAI-ASN1, NL
14	36903	69858	0.56%	1249	55.93	MT-MPLS, MA
15	264496	66241	0.53%	26	2547.73	IR Tecnologia Fibralink, BR
16	367	57559	0.46%	3036	18.96	DNIC-ASBLK-00306-00371, US
17	10620	52433	0.42%	3524	14.88	Telmex Colombia S.A., CO
18	17488	52060	0.41%	1267	41.09	HATHWAY-NET-AP Hathway IP Over Cable Internet, IN
19	7713	51317	0.41%	3617	14.19	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20	8376	47707	0.38%	774	61.64	Jordan Data Communications, JO
21	9318	44715	0.36%	741	60.34	SKB-AS SK Broadband Co Ltd, KR
22	149038	44618	0.35%	2	22309.00	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
23	26615	40727	0.32%	1071	38.03	TIM SA, BR
24	55836	40492	0.32%	888	45.60	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
25	58224	40061	0.32%	1422	28.17	TCI, IR
26	29060	38012	0.30%	33	1151.88	ALKIM-AS Ankara Turkiye, TR
27	12684	37447	0.30%	147	254.74	SES-LUX-AS, LU
28	16625	37333	0.30%	3174	11.76	AKAMAI-AS, US
29	39855	36442	0.29%	551	66.14	MOD-EU, US
30	399077	35424	0.28%	521	67.99	TERAEXCH, US
31	36914	35005	0.28%	549	63.76	KENET-AS, KE
32	262589	34961	0.28%	316	110.64	INTERNEXA Brasil Operadora de Telecomunicacoes S.A, BR
33	50010	34248	0.27%	629	54.45	NAWRAS-AS Sultanate of Oman, OM
34	25576	33885	0.27%	41	826.46	AFMIC, EG
35	5972	33764	0.27%	1514	22.30	DNIC-ASBLK-05800-06055, US
36	53085	32520	0.26%	72	451.67	VERO S.A, BR
37	647	32064	0.25%	403	79.56	DNIC-ASBLK-00616-00665, US
38	21826	31917	0.25%	783	40.76	Corporacion Telemic C.A., VE
39	131429	30917	0.25%	214	144.47	MOBIFONE-AS-VN MOBIFONE Corporation, VN
40	33765	30862	0.25%	151	204.38	TTCLDATA, TZ
41	9341	30220	0.24%	475	63.62	ICONPLN-ID-AP-ISP PT INDONESIA COMNETS PLUS, ID
42	265566	29807	0.24%	5	5961.40	TELESISTEMAS PENINSULARES SA DE CV, MX
43	11664	29473	0.23%	1188	24.81	Techtel LMDS Comunicaciones Interactivas S.A., AR
44	45271	28449	0.23%	935	30.43	ICLNET-AS-AP Idea Cellular Limited, IN
45	28201	28313	0.23%	217	130.47	Companhia Itabirana Telecomunicacoes Ltda, BR
46	9009	27402	0.22%	3331	8.23	M247, RO
47	22773	27379	0.22%	3569	7.67	ASN-CXA-ALL-CCI-22773-RDC, US
48	24086	26825	0.21%	301	89.12	VIETTEL-AS-VN Viettel Corporation, VN
49	132829	26616	0.21%	23	1157.22	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
50	150180	25955	0.21%	2	12977.50	AFRENIT-AS-AP AFREN IT, BD
Total		3457020	27.52%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	17794	36436.3	0.87%	13	109309	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	210656	23508.0	0.19%	1	23508	YACLOUDBMS, RU
3	149038	22309.0	0.35%	2	44618	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
4	266407	20081.0	0.16%	1	20081	ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
5	150180	12977.5	0.21%	2	25955	AFRENIT-AS-AP AFREN IT, BD
6	47855	9806.0	0.08%	1	9806	PRIME Moscow branch, RU
7	399897	8994.0	0.07%	1	8994	FULLSPANSOLUTIONS-AS01, US
8	50674	6725.0	0.05%	1	6725	SPBEX-AS, RU
9	136103	6390.2	0.20%	4	25561	IDNIC-USM-AS-ID Universitas Semarang, ID
10	265566	5961.4	0.24%	5	29807	TELESISTEMAS PENINSULARES SA DE CV, MX
11	328413	5772.5	0.09%	2	11545	-Reserved AS-, ZZ
12	45494	4680.0	0.04%	1	4680	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
13	140415	4528.5	0.07%	2	9057	IDNIC-JMTO-AS-ID PT JASAMARGA TOLLROAD OPERATOR, ID
14	7954	4469.7	0.11%	3	13409	IMMENSE-NETWORKS, US
15	149588	4289.5	0.07%	3	8579	OMSAITECH-AS-IN Om Sai Technnologies, IN
16	268817	4232.8	0.20%	7	25397	Acelara Telecom, BR
17	13341	3432.0	0.05%	5	6864	TRANQUILITY, US
18	28657	3015.0	0.05%	2	6030	MD Brasil - Tecnologia da Informacao Ltda, BR
19	150056	2899.8	0.09%	4	11599	MVNTELE-AS-IN MVN TELE NETWORKS PRIVATE LIMITED, IN
20	26405	2833.8	0.11%	14	14169	HDCS, US
21	137258	2574.0	0.02%	1	2574	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
22	264496	2547.7	0.53%	26	66241	IR Tecnologia Fibralink, BR
23	2046	2545.8	0.16%	8	20366	DNIC-AS-02046, US
24	62861	2407.2	0.11%	6	14443	RAYCOM-MEDIA-RSA, US
25	209856	2284.0	0.04%	2	4568	SOFT-TEHNICA, RO
26	37442	2163.0	0.10%	6	12978	-Reserved AS-, ZZ
27	23026	2126.5	0.03%	2	4253	SETEC-ASTRONOMY, US
28	42009	1831.8	0.06%	4	7327	AVR-AS, GB
29	132829	1774.4	0.21%	23	26616	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
30	270907	1642.4	0.09%	7	11497	PLAY SERVICO DE VALOR AGREGADO LTDA, BR
31	27418	1536.5	0.02%	2	3073	OOW-INC, US
32	47434	1492.0	0.02%	2	2984	FORTUNE-AS, UA
33	209887	1426.0	0.05%	4	5704	BIESSE, IT
34	150743	1352.0	0.01%	1	1352	PSADIPL-AS-AP Precisely Software and Data India Pvt. Ltd., IN
35	38005	1222.0	0.01%	6	1222	MIMOS-REN-AS-AP MIMOS R&D Malaysia, MY
36	139517	1195.0	0.01%	1	1195	SOFTAID-AS-IN Softaid Computers, IN
37	56639	1193.5	0.02%	2	2387	LNET-COM-UA-AS, UA
38	29060	1151.9	0.30%	33	38012	ALKIM-AS Ankara Turkiye, TR
39	139456	1132.1	0.11%	13	13585	IDNIC-NSR-DEWAWEB-AS-ID PT DEWAWEB, ID
40	45560	1128.7	0.03%	14	3386	TOPNET-IPT-AS-AP TOPNET. IP Transit AS, KR
41	40138	1107.3	0.08%	12	9966	MDNET, US
42	135445	1107.0	0.12%	14	15498	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
43	149614	1084.0	0.01%	1	1084	TSIIPL-AS-IN TRANSACTION SOLUTIONS INTERNATIONAL INDIA PRIVATE LIMITED, IN
44	44432	1061.0	0.02%	2	2122	RACKBONE, CH
45	328408	1049.8	0.03%	4	4199	HAMILTON-TELECOM-AS, UG
46	206637	1028.5	0.02%	2	2057	IQIP-AS, GB
47	62308	1011.0	0.02%	2	2022	BIBUSMENOS-AS, PL
48	40368	923.0	0.01%	1	923	NIXCON-GROUP-LLC, US
49	139386	905.3	0.02%	3	2716	IDNIC-NSR-CINEMA21-AS-ID PT Nusantara Sejahtera Raya, ID
50	12654	901.3	0.13%
Total		238246.7	5.69%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	203.145.74.0/24	36437	0.28%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	203.145.78.0/24	36436	0.28%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
3	202.45.88.0/24	36436	0.28%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	66.133.36.0/24	35525	0.28%	12684 -- SES-LUX-AS, LU
5	177.55.65.0/24	33048	0.26%	264496 -- IR Tecnologia Fibralink, BR
6	143.255.204.0/22	33033	0.26%	264496 -- IR Tecnologia Fibralink, BR
7	45.172.92.0/22	29742	0.23%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
8	103.248.132.0/22	26583	0.21%	132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
9	204.157.105.0/24	25382	0.20%	268817 -- Acelara Telecom, BR
10	163.121.10.0/24	23941	0.19%	25576 -- AFMIC, EG
11	89.223.20.0/24	23508	0.18%	210656 -- YACLOUDBMS, RU
12	103.177.86.0/24	22327	0.17%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
13	103.177.87.0/24	22291	0.17%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
14	23.210.214.0/24	21818	0.17%	20940 -- AKAMAI-ASN1, NL
15	23.52.69.0/24	21559	0.17%	20940 -- AKAMAI-ASN1, NL
16	170.238.225.0/24	20081	0.16%	266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
17	143.255.59.0/24	17894	0.14%	33182 -- DIMENOC, US
18	177.137.17.0/24	15523	0.12%	53225 -- IPGLOBE INTERNET LTDA, BR
19	103.223.2.0/24	15348	0.12%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
20	67.211.53.0/24	14125	0.11%	26405 -- HDCS, US
21	207.167.116.0/22	13401	0.10%	7954 -- IMMENSE-NETWORKS, US
22	137.227.74.0/24	13322	0.10%	22284 -- AS22284-DOI-OPS, US
23	185.32.70.0/24	13221	0.10%	51269 -- HEXATOM, FR
24	130.137.230.0/24	13065	0.10%	16509 -- AMAZON-02, US
25	103.209.93.0/24	12980	0.10%	150180 -- AFRENIT-AS-AP AFREN IT, BD
26	103.209.92.0/24	12975	0.10%	150180 -- AFRENIT-AS-AP AFREN IT, BD
27	107.154.97.0/24	12837	0.10%	19551 -- INCAPSULA, US
28	189.113.61.0/24	11172	0.09%	262727 -- AtualNet Provedor de Internet Ltda, BR
29	165.254.3.0/24	10691	0.08%	1880 -- STUPI, SE
30	130.137.12.0/24	10455	0.08%	16509 -- AMAZON-02, US
31	209.22.67.0/24	10168	0.08%	2046 -- DNIC-AS-02046, US
32	209.22.66.0/24	10144	0.08%	2046 -- DNIC-AS-02046, US
33	185.18.201.0/24	9806	0.08%	47855 -- PRIME Moscow branch, RU
34	62.117.48.0/24	9583	0.07%	25576 -- AFMIC, EG
35	130.137.108.0/24	9313	0.07%	16509 -- AMAZON-02, US
36	186.170.29.0/24	9264	0.07%	3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
37	84.205.66.0/24	9138	0.07%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
38	103.149.167.0/24	9032	0.07%	140415 -- IDNIC-JMTO-AS-ID PT JASAMARGA TOLLROAD OPERATOR, ID
39	23.187.80.0/24	8994	0.07%	399897 -- FULLSPANSOLUTIONS-AS01, US
40	187.95.128.0/24	8945	0.07%	265264 -- ALHAMBRA EIDOS DO BRASIL SERVICOS E SISTEMAS DE CO, BR
41	130.137.111.0/24	8635	0.07%	16509 -- AMAZON-02, US
42	130.137.227.0/24	8630	0.07%	16509 -- AMAZON-02, US
43	130.137.219.0/24	8607	0.07%	16509 -- AMAZON-02, US
44	103.190.26.0/23	8578	0.07%	149588 -- OMSAITECH-AS-IN Om Sai Technnologies, IN
45	103.134.212.0/24	8520	0.07%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
46	103.134.215.0/24	8520	0.07%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
47	103.90.210.0/24	8520	0.07%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
48	130.137.140.0/24	8467	0.07%	16509 -- AMAZON-02, US
49	130.137.99.0/24	8450	0.07%	16509 -- AMAZON-02, US
50	130.137.28.0/24	8448	0.07%	16509 -- AMAZON-02, US
Total		814918	6.36%

14 Day BGP Profile: 28-April-2024 00:00 - 11-May-2024 23:59 (UTC+1000)

Number of BGP Update Messages:	27662111
Number of Prefix Updates:	12575950
Number of Prefix Withdrawals:	319545
Average Prefixes per BGP Update:	0.47
Average BGP Update Messages per second:	22.87
Average Prefix Updates per second:	10.66
Peak BGP Update Message Rate per second:	61778	(18:49:40 Mon, 6-May-2024)
Peak Prefix Update Rate per second:	2772	(07:04:21 Fri, 10-May-2024)
Peak Prefix Withdraw Rate per second:	41574	(18:49:40 Mon, 6-May-2024)
Prefix Count:	987758
Updated Prefix Count:	761582
Stable Prefix Count:	226176
Origin AS Count:	75854
Updated Origin AS Count:	66253
Stable Origin AS Count:	9601
Unique Path Count:	595442
Updated Path Count:	465038
Stable Path Count:	130404

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates

Notes

The data has been gathered using a single eBGP peering with AS 131072. The observations of BGP path change are relative to this observation point. The updates are generated by a Quagga BGP implementation providing a timestamped log of incoming update messages. The timezone of this monitoring point is UTC+1000. Updates are processed on a 24 hour cycle.